نتایج جستجو برای: air pollutants

تعداد نتایج: 223139  

2014
Davaasambuu Enkhmaa Nicole Warburton Badrakh Javzandulam Jadambajav Uyanga Yarinpil Khishigsuren Sereeter Lodoysamba Shonkuuz Enkhtur David Warburton

BACKGROUND Air pollution is a major health challenge worldwide and has previously been strongly associated with adverse reproductive health. This study aimed to examine the association between spontaneous abortion and seasonal variation of air pollutants in Ulaanbaatar, Mongolia. METHODS Monthly average O3, SO2, NO2, CO, PM10 and PM2.5 levels were measured at Mongolian Government Air Quality ...

2015
Kyoung-Nam Kim Hyemi Lee Jin Hee Kim Kweon Jung Youn-Hee Lim Yun-Chul Hong

OBJECTIVES The deleterious effects of air pollution on various health outcomes have been demonstrated. However, few studies have examined the effects of air pollution on liver enzyme levels. METHODS Blood samples were drawn up to three times between 2008 and 2010 from 545 elderly individuals who regularly visited a community welfare center in Seoul, Korea. Data regarding ambient air pollutant...

Journal: :Occupational and environmental medicine 2002
T W Wong W S Tam T S Yu A H S Wong

OBJECTIVE To investigate the association between ambient concentrations of air pollutants and respiratory and cardiovascular mortalities in Hong Kong. METHODS Retrospective ecological study. A Poisson regression of concentrations of daily air pollutants on daily mortalities for respiratory and cardiovascular diseases in Hong Kong from 1995 to the end of 1998 was performed using the air pollut...

2012
Colleen E. Reid Jonathan M. Snowden Caitlin Kontgis Ira B. Tager

BACKGROUND A large and growing literature investigating the role of extreme heat on mortality has conceptualized the role of ambient ozone in various ways, sometimes treating it as a confounder, sometimes as an effect modifier, and sometimes as a co-exposure. Thus, there is a lack of consensus about the roles that temperature and ozone together play in causing mortality. OBJECTIVES We applied...

2011
Majda Bastič

Despite the significant impact of environment on the attractiveness of tourist destination, environmental stewardship is not always the top priority in the hotel industry as one of the most energy-intensive sectors of the tourism industry which contributes to the increasing quantity of air pollutants. Therefore, this study investigates the impact of ecological pull motives and service quality o...

Journal: :Journal of clinical hypertension 2011
Robert D Brook Alan B Weder Sanjay Rajagopalan

Blood pressure (BP) is affected by many environmental factors including ambient temperature, altitude, latitude, noise, and air pollutants. Given their pervasiveness, it is plausible that such factors may also have an impact on hypertension prevalence and control rates. Health care providers should be aware that the environment can play a significant role in altering BP. Although not among the ...

2017
Miranda Loh Dimosthenis Sarigiannis Alberto Gotti Spyros Karakitsios Anjoeka Pronk Eelco Kuijpers Isabella Annesi-Maesano Nour Baiz Joana Madureira Eduardo Oliveira Fernandes Michael Jerrett John W. Cherrie

The advent of the exposome concept, the advancement of mobile technology, sensors, and the "internet of things" bring exciting opportunities to exposure science. Smartphone apps, wireless devices, the downsizing of monitoring technologies, along with lower costs for such equipment makes it possible for various aspects of exposure to be measured more easily and frequently. We discuss possibiliti...

Journal: :Environmental Health Perspectives 1993
B P Leaderer P J Lioy J D Spengler

In the course of daily activities, individuals spend varying amounts of time in different spaces where they are exposed to a complex mixture of gas, vapor, and particulate contaminants. The term complex is used in this paper to refer to binary mixtures as well as truly complex mixtures of three or more constituents. The diversity of the environments where pollution may occur, the number of poll...

Journal: :Revista de saude publica 2006
Luiz Fernando C Nascimento Luiz Alberto A Pereira Alfésio L F Braga Maria Carolina C Módolo João Andrade Carvalho

OBJECTIVE Of the effects of air pollution on children's health, increased pneumonia admission rate is one of the most important. The study aimed at estimating the association between pneumonia admissions and increased air pollutants. METHODS An ecological time-series study was carried out in the municipality of São José dos Campos, Southeastern Brazil, in the years 2000 and 2001. Daily record...

2012
Hua Yang Yanju Liu

Air pollution has been becoming a necessary evil with rapid industrialization and urbanization around the world, after it results in kinds of human health problems, such as ophthalmic, respiratory and cardiovascular diseases (Brunekreef & Holgate, 2002; Giles et al., 2011; Gudmundsson, 2011; Jamrozik & Musk, 2011; Miller et al., 2007; Nandasena, 2010). The direst threat posted by air pollution ...

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